We’re still trying to nail down all of the details regarding this special offer but we’ve received word that some T-Mobile retail stores are offering a 30% discount on one accessory purchase by checking into foursquare. It’s very easy, walk into a T-Mobile store, check into Foursquare, receive a 30% discount on one accessory. A quick check on Twitter showed that a large number of reps were familiar with this special social media … [read full article]

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